biology 2 lab final

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created 3 years ago by SAM9091
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1

special characteristics

PORIFERA

- spicules

- choanocytes

2

special characteristics

cnidaria

medusas

polyps

nematocysts

3

special characteristics

platyhelminthes

eye spots

flame cells

4

special characteristics

nematoda

cuticle

stylet

cyst

5

special characteristics

mollusca

radula

6

special characteristics

annelida

setae

septum

7

special characteristics

echinodermata

tube feet

madreporite

8

symmetry

porifera

none

9

symmetry

cnidaria

radial

10

symmetry

platyhelminthes

bilateral

11

symmetry

nematoda

bilateral

12

symmetry

mollusca

bilateral

13

symmetry

annelida

bilateral

14

symmetry

echinodermata

bilateral (larva)

penta radial as adult

15

body cavity

porifera

none

16

body cavity

cnidaria

acoelomate

17

body cavity

platyhelminthes

acoelomate

18

body cavity

nematoda

pseudocoelomate

19

body cavity

mollusca

coelomate

20

body cavity

annelida

coelomate

21

body cavity

echinodermata

coelomate

22

which is the only animal phylum that has segmentation

annelida

23

Protostome or Deuterostome
radial or spiral cleavage
determinate or indeterminate

Porifera

undetermined

both

both

24

Protostome or Deuterostome
radial or spiral cleavage
determinate or indeterminate

cnidaria

neither

both

both

25

Protostome or Deuterostome
radial or spiral cleavage
determinate or indeterminate

platyhelminthes

protostome

spiral

determinate

26

Protostome or Deuterostome
radial or spiral cleavage
determinate or indeterminate

nematoda

protostome

spiral

determinate

27

Protostome or Deuterostome
radial or spiral cleavage
determinate or indeterminate

mollusca

protostome

spiral

determinate

28

Protostome or Deuterostome
radial or spiral cleavage
determinate or indeterminate

annelida

protostome

spiral

determinate

29

Protostome or Deuterostome
radial or spiral cleavage
determinate or indeterminate

echinodermata

deuterostome

radial

indeterminate